Re: [Intel-gfx] [PATCH v8 2/2] drm/i915: Restrict qgv points which don't have enough bandwidth.

2019-10-25 Thread James Ausmus
On Fri, Oct 25, 2019 at 12:53:52PM +0300, Stanislav Lisovskiy wrote: > According to BSpec 53998, we should try to > restrict qgv points, which can't provide > enough bandwidth for desired display configuration. > > Currently we are just comparing against all of > those and take minimum(worst case)

[Intel-gfx] [PATCH v8 2/2] drm/i915: Restrict qgv points which don't have enough bandwidth.

2019-10-25 Thread Stanislav Lisovskiy
According to BSpec 53998, we should try to restrict qgv points, which can't provide enough bandwidth for desired display configuration. Currently we are just comparing against all of those and take minimum(worst case). v2: Fixed wrong PCode reply mask, removed hardcoded values. v3: Forbid si